Portion of a shoe upper



FIG. 1 is a perspective view of a portion of a shoe upper showing our new design; and,

FIG. 2 is a side view thereof.

The three different shading presentations represent three contrasting appearances, differing by color, texture, and/or material. The broken line showing of the remainder of the shoe is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a portion of a shoe upper, as shown and described. 